Dr-ing n k gupta technical consultants have manufactured the vibronet quadra-beam online protein measurement system for grain. This system is made in germany, optimises grain quality and ensures consistent flour quality. The protein content in wheat can be measured before grinding, and therefore grinding of wheat intake can be regulated according to the variety of wheat in order to obtain uniform quality of products. The quadra-beam is an advanced, state-of-the-art digital infrared analyzer featuring single or dual sensor capability for providing reliable and accurate measurement of protein and moisture in a wide range of industrial online applications. It includes grain receiving for automatic evaluation and possible selection of storage location; selection of grain mixture for milling; prior to tempering to optimise milling mixture; and, flour blending. Advantages: continuous monitoring, fully automated optimisation of grain mix, energy saving, optimisation of personnel, easy installation, proven utility and provides more consistent product.